OpenSim-Test/OpenSim/Region/CoreModules/World/Vegetation/VegetationModule.cs

/*
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 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
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 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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using System;
using System.Reflection;
using log4net;
using Nini.Config;
using OpenMetaverse;
using OpenSim.Framework;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;

namespace OpenSim.Region.CoreModules.Avatar.Vegetation
{
    public class VegetationModule : IRegionModule, IVegetationModule
    { 
        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
        
        protected Scene m_scene;
        
        protected static readonly PCode[] creationCapabilities = new PCode[] { PCode.Grass, PCode.NewTree, PCode.Tree };
        public PCode[] CreationCapabilities { get { return creationCapabilities; } }
        
        public void Initialise(Scene scene, IConfigSource source)
        {
            m_scene = scene;
            m_scene.RegisterModuleInterface<IVegetationModule>(this);
        }
        
        public void PostInitialise() {}
        public void Close() {}
        public string Name { get { return "Vegetation Module"; } }
        public bool IsSharedModule { get { return false; } }

        public SceneObjectGroup AddTree(
            UUID uuid, UUID groupID, Vector3 scale, Quaternion rotation, Vector3 position, Tree treeType, bool newTree)
        {
            PrimitiveBaseShape treeShape = new PrimitiveBaseShape();
            treeShape.PathCurve = 16;
            treeShape.PathEnd = 49900;
            treeShape.PCode = newTree ? (byte)PCode.NewTree : (byte)PCode.Tree;
            treeShape.Scale = scale;
            treeShape.State = (byte)treeType;
            
            return m_scene.AddNewPrim(uuid, groupID, position, rotation, treeShape);
        }
        
        public SceneObjectGroup CreateEntity(
            UUID ownerID, UUID groupID, Vector3 pos, Quaternion rot, PrimitiveBaseShape shape)
        {
            if (Array.IndexOf(creationCapabilities, (PCode)shape.PCode) < 0)
            {
                m_log.DebugFormat("[VEGETATION]: PCode {0} not handled by {1}", shape.PCode, Name);
                return null;
            }
            
            SceneObjectGroup sceneObject = new SceneObjectGroup(ownerID, pos, rot, shape);
            SceneObjectPart rootPart = sceneObject.GetChildPart(sceneObject.UUID);
            
            // if grass or tree, make phantom
            //rootPart.TrimPermissions();
            rootPart.AddFlag(PrimFlags.Phantom);
            if (rootPart.Shape.PCode != (byte)PCode.Grass)
                AdaptTree(ref shape);
            
            m_scene.AddNewSceneObject(sceneObject, true);
            sceneObject.SetGroup(groupID, null);
            
            return sceneObject;
        }
        
        protected void AdaptTree(ref PrimitiveBaseShape tree)
        {
            // Tree size has to be adapted depending on its type
            switch ((Tree)tree.State)
            {
                case Tree.Cypress1:
                case Tree.Cypress2:
                    tree.Scale *= new Vector3(8, 8, 20);
                    break;

                // case... other tree types
                // tree.Scale *= new Vector3(?, ?, ?);
                // break;

                default:
                    tree.Scale *= new Vector3(8, 8, 8);
                    break;
            }
        }
    }
}